<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="学号" prop="studentNumber">
        <el-input
          v-model="queryParams.studentNumber"
          placeholder="请输入学号"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="学生姓名" prop="studentName">
        <el-input
          v-model="queryParams.studentName"
          placeholder="请输入学生姓名"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="学院" prop="college">
        <el-input
          v-model="queryParams.college"
          placeholder="请输入学院"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="系" prop="department">
        <el-input
          v-model="queryParams.department"
          placeholder="请输入系"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
<!--      <el-form-item label="所属班级ID" prop="classId">-->
<!--        <el-input-->
<!--          v-model="queryParams.classId"-->
<!--          placeholder="请输入所属班级ID"-->
<!--          clearable-->
<!--          @keyup.enter="handleQuery"-->
<!--        />-->
<!--      </el-form-item>-->
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="Plus"
          @click="handleAdd"
          v-hasPermi="['manage:student:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="Edit"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['manage:student:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="Delete"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['manage:student:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="Download"
          @click="handleExport"
          v-hasPermi="['manage:student:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="studentList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
<!--      <el-table-column label="学生ID" align="center" prop="studentId" />-->
      <el-table-column label="学号" align="center" prop="studentNumber" />
      <el-table-column label="学生姓名" align="center" prop="studentName" />
      <el-table-column label="性别" align="center" prop="sex" />
      <el-table-column label="学院" align="center" prop="college" />
      <el-table-column label="系" align="center" prop="department" />
<!--      <el-table-column label="所属班级ID" align="center" prop="classId" />-->



<!--      <el-table-column-->
<!--          label="所属班级"-->
<!--          align="center"-->
<!--          :formatter="row => classMap.value[row.classId] || '—'" />-->

      <el-table-column label="所属班级" align="center">
        <template #default="scope">
          <!-- 在 clList 中查找 classId 对应的 className -->
          {{ getClassNameById(scope.row.classId) }}
        </template>
      </el-table-column>



      <el-table-column label="备注" align="center" prop="remark" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template #default="scope">
          <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)" v-hasPermi="['manage:student:edit']">修改</el-button>
          <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)" v-hasPermi="['manage:student:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      v-model:page="queryParams.pageNum"
      v-model:limit="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改学生信息对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body>
      <el-form ref="studentRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="学号" prop="studentNumber">
          <el-input v-model="form.studentNumber" placeholder="请输入学号" />
        </el-form-item>
        <el-form-item label="学生姓名" prop="studentName">
          <el-input v-model="form.studentName" placeholder="请输入学生姓名" />
        </el-form-item>
        <el-form-item label="学院" prop="college">
          <el-input v-model="form.college" placeholder="请输入学院" />
        </el-form-item>
        <el-form-item label="系" prop="department">
          <el-input v-model="form.department" placeholder="请输入系" />
        </el-form-item>
<!--        <el-form-item label="所属班级ID" prop="classId">-->
<!--          <el-input v-model="form.classId" placeholder="请输入所属班级ID" />-->
<!--        </el-form-item>-->
        <el-form-item label="备注" prop="remark">
          <el-input v-model="form.remark" type="textarea" placeholder="请输入内容" />
        </el-form-item>
<!--        <el-divider content-position="center">班级信息信息</el-divider>-->
<!--        <el-row :gutter="10" class="mb8">-->
<!--          <el-col :span="1.5">-->
<!--            <el-button type="primary" icon="Plus" @click="handleAddClasss">添加</el-button>-->
<!--          </el-col>-->
<!--          <el-col :span="1.5">-->
<!--            <el-button type="danger" icon="Delete" @click="handleDeleteClasss">删除</el-button>-->
<!--          </el-col>-->
<!--        </el-row>-->
<!--        <el-table :data="classsList" :row-class-name="rowClasssIndex" @selection-change="handleClasssSelectionChange" ref="classs">-->
<!--          <el-table-column type="selection" width="50" align="center" />-->
<!--          <el-table-column label="序号" align="center" prop="index" width="50"/>-->
<!--          <el-table-column label="班级名称" prop="className" width="150">-->
<!--            <template #default="scope">-->
<!--              <el-input v-model="scope.row.className" placeholder="请输入班级名称" />-->
<!--            </template>-->
<!--          </el-table-column>-->
<!--        </el-table>-->
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="Student">
import {listStudent, getStudent, delStudent, addStudent, updateStudent, listClasss} from "@/api/manage/student";

const { proxy } = getCurrentInstance();

const studentList = ref([]);
const classsList = ref([]);
const open = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const checkedClasss = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");
import { useRoute } from 'vue-router';

const route = useRoute();
const classId = route.query.classId; // 获取查询参数

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    studentNumber: null,
    studentName: null,
    sex: null,
    college: null,
    department: null,
    classId: classId,
  },
  rules: {
    studentNumber: [
      { required: true, message: "学号不能为空", trigger: "blur" }
    ],
    studentName: [
      { required: true, message: "学生姓名不能为空", trigger: "blur" }
    ],
    classId: [
      { required: true, message: "所属班级ID不能为空", trigger: "blur" }
    ],
  }
});

const { queryParams, form, rules } = toRefs(data);

/** 查询学生信息列表 */
function getList() {
  loading.value = true;
  listStudent(queryParams.value).then(response => {
    studentList.value = response.rows;
    total.value = response.total;
    loading.value = false;
  });
}

// 取消按钮
function cancel() {
  open.value = false;
  reset();
}

// 表单重置
function reset() {
  form.value = {
    studentId: null,
    studentNumber: null,
    studentName: null,
    sex: null,
    college: null,
    department: null,
    classId: data.queryParams.classId,
    remark: null,
    createBy: null,
    createTime: null,
    updateBy: null,
    updateTime: null
  };
  classsList.value = [];
  proxy.resetForm("studentRef");
}

/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1;
  getList();
}

/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef");
  handleQuery();
}

// 多选框选中数据
function handleSelectionChange(selection) {
  ids.value = selection.map(item => item.studentId);
  single.value = selection.length != 1;
  multiple.value = !selection.length;
}

/** 新增按钮操作 */
function handleAdd() {
  reset();
  open.value = true;
  title.value = "添加学生信息";
}

/** 修改按钮操作 */
function handleUpdate(row) {
  reset();
  const _studentId = row.studentId || ids.value
  getStudent(_studentId).then(response => {
    form.value = response.data;
    classsList.value = response.data.classsList;
    open.value = true;
    title.value = "修改学生信息";
  });
}

/** 提交按钮 */
function submitForm() {
  proxy.$refs["studentRef"].validate(valid => {
    if (valid) {
      form.value.classsList = classsList.value;
      if (form.value.studentId != null) {
        updateStudent(form.value).then(response => {
          proxy.$modal.msgSuccess("修改成功");
          open.value = false;
          getList();
        });
      } else {
        addStudent(form.value).then(response => {
          proxy.$modal.msgSuccess("新增成功");
          open.value = false;
          getList();
        });
      }
    }
  });
}

/** 删除按钮操作 */
function handleDelete(row) {
  const _studentIds = row.studentId || ids.value;
  proxy.$modal.confirm('是否确认删除学生信息编号为"' + _studentIds + '"的数据项？').then(function() {
    return delStudent(_studentIds);
  }).then(() => {
    getList();
    proxy.$modal.msgSuccess("删除成功");
  }).catch(() => {});
}

/** 班级信息序号 */
function rowClasssIndex({ row, rowIndex }) {
  row.index = rowIndex + 1;
}

/** 班级信息添加按钮操作 */
function handleAddClasss() {
  let obj = {};
  obj.className = "";
  obj.remark = "";
  classsList.value.push(obj);
}

/** 班级信息删除按钮操作 */
function handleDeleteClasss() {
  if (checkedClasss.value.length == 0) {
    proxy.$modal.msgError("请先选择要删除的班级信息数据");
  } else {
    const classss = classsList.value;
    const checkedClassss = checkedClasss.value;
    classsList.value = classss.filter(function(item) {
      return checkedClassss.indexOf(item.index) == -1
    });
  }
}

/** 复选框选中数据 */
function handleClasssSelectionChange(selection) {
  checkedClasss.value = selection.map(item => item.index)
}

/** 导出按钮操作 */
function handleExport() {
  proxy.download('manage/student/export', {
    ...queryParams.value
  }, `student_${new Date().getTime()}.xlsx`)
}

const clList = ref([]);
function getClList(){
  listClasss().then(response => {
    clList.value = response.rows;
  })
}
function getClassNameById(classId) {
  // 查找 classId 对应的 className
  const classItem = clList.value.find(item => item.classId === classId);
  return classItem ? classItem.className : '未知班级';  // 如果没有找到，显示 "未知班级"
}

getClList();
console.log(clList)
getList();



</script>
